be more acurate on switching root

usr/lib/archboot/login.sh

@@ -50,18 +50,17 @@ if [[ "${TTY}" = "tty1" ]]; then
     rm -rf /lib/modules/*/extramodules
     echo -e "\e[1mStep 4/4:\e[m Copying archboot rootfs to /sysroot..."
     tar -C / --exclude="./dev/*" --exclude="./proc/*" --exclude="./sys/*" \
-        --exclude="./run/*" --exclude="./mnt/*" --exclude="./sysroot/*" \
+        --exclude="./run/*" --exclude="./mnt/*" --exclude="./tmp/*" --exclude="./sysroot/*" \
         -clpf - . | tar -C /sysroot -xlspf - &>/dev/null
     # cleanup mkinitcpio directories and files
     rm -rf /sysroot/{hooks,install,kernel,new_root,sysroot} &>/dev/null
     rm -f /sysroot/{VERSION,config,buildconfig,init} &>/dev/null
     # systemd needs this for root_switch
     touch /etc/initrd-release
-    sync
     echo -e "\e[1;96mArchboot\e[m \e[1m- Arch Linux Environment finished.\e[m"
     echo -e "\e[1mSystemd initrd-switch-root will be launched in a second...\e[m"
     read -r -t 3
-    systemctl start initrd-switch-root
+    systemctl start initrd-switch-root.target
 else
     while true; do
         read -r -t 1

usr/lib/archboot/update-installer/update-installer.sh

@@ -383,14 +383,12 @@ _new_environment() {
     if [[ -e /var/cache/pacman/pkg/archboot.db ]]; then
         echo -e "\e[1mStep ${_STEPS}/${_STEPS}:\e[m Switch root to ${_RAM}..."
         mv ${_W_DIR}/tmp/* /${_RAM}/
-        rm -r /${_RAM}/mkinitcpio.*
         # cleanup mkinitcpio directories and files
-        rm -rf /sysroot/{hooks,install,kernel,new_root,sysroot} &>/dev/null
+        rm -rf /sysroot/{hooks,install,kernel,new_root,sysroot,mkinitcpio.*} &>/dev/null
         rm -f /sysroot/{VERSION,config,buildconfig,init} &>/dev/null
         # systemd needs this for root_switch
         touch /etc/initrd-release
-        sync
-        systemctl start initrd-switch-root
+        systemctl start initrd-switch-root.target
     fi
     echo -e "\e[1mStep ${_S_APPEND}7/${_STEPS}:\e[m Creating initramfs ${_RAM}/${_INITRD}..."
     echo "            This will need some time..."

usr/lib/initcpio/install/archboot_base

@@ -6,7 +6,7 @@ build ()
 {
     map add_binary head id cksum tail test uptime w who whoami xargs \
           swapon uniq seq fdisk sfdisk cfdisk parted free less \
-          chgrp chown dialog dmesg egrep fgrep stty hdparm \
+          chgrp chown dialog dmesg egrep fgrep stty hdparm sync \
           dirname chroot expr bzip2 su sdparm tput bsdcpio \
           losetup mkfifo mknod readlink lzmadec lzop xz last wall mesg utmpdump \
           xzdec switch_root pivot_root chcpu ctrlaltdel gdisk sgdisk cgdisk fixparts findmnt \

usr/lib/initcpio/install/archboot_base_cleanup

@@ -6,7 +6,7 @@ build ()
 {
     apps="head id cksum tail test uptime w who whoami xargs \
           swapon uniq seq fdisk sfdisk cfdisk parted free less \
-          chgrp dialog dmesg egrep fgrep stty hdparm bsdcpio\
+          chgrp dialog dmesg egrep fgrep stty hdparm sync bsdcpio\
           dirname chroot expr bunzip2 bzcat bzip2 su sdparm tput \
           losetup mkfifo mknod  lzmadec lzop lzma lzcat unlzma unxz xzcat \
           lastb last wall mesg utmpdump xzdec switch_root pivot_root chcpu ctrlaltdel \

usr/lib/initcpio/install/archboot_base_common

@@ -16,7 +16,7 @@ build ()
             mkdir echo false sleep kmod pidof touch chmod find wc uname yes awk halt \
             shutdown reboot poweroff insmod modprobe sh dd sort zstd date tee mktemp \
             install pgrep mkfs.btrfs rmmod mountpoint gzip ldconfig nscd ln top df cut \
-            stat tr passwd od tar bsdtar sync
+            stat tr passwd od tar bsdtar
 
     ### add nano
     add_binary nano